A new cast of 13 celebrities kick off the competition by performing together to Erin Boheme’s “I Won’t Dance.”

The professional dancers perform together, Mackenzie Ziegler performs, and the cast of “Dancing With the Stars: Juniors” makes an appearance.

The 12 remaining couples dance to iconic songs from New York; Sarah Bockel performs; the couples dance to a style they haven't yet.

Blue Man Group joins the dancers for the opening performance; Boyz II Men performs; the couples dance to a style they haven't performed yet.

The 11 remaining celebrities stroll down memory lane and celebrate through dance a time in their lives that left a lasting impression.

The 10 remaining celebrities discover that two may be company, but three is definitely not a crowd as former show stars, as well as some newbies, join the couples for a special Trio Night.

The nine remaining celebrities put on their Mickey ears and get ready to transform into some of their favorite Disney characters and perform to songs from classic Disney films.

The remaining couples treat viewers to some terrifying thrills.

The remaining eight couples dance to country music songs.

Week 8 of the competition features the semi-final round, with two dances from each contestant, including a judges’ choice number.